Chapters 4, 5 Flashcards
Two widely used classification systems?
International Classification of Diseases (CD) and DSM
Reliability
the consistency of a measurement (dealing with diagnosis)
Interrater reliability
refers to the agreement of clinicians about diagnosis
Test-retest reliability
the consistency with which a patient displays the diagnosable symptoms between assessments
etiological validity
concerned with factors that contribute to the onset of the disorder
concurrent validity
concerned with current correlations between the disorder and other symptoms or behaviors
predictive validity
concerned with the course and stability of the disorder over time
validity
the meaning of a measurement
split-half reliability
measures the internal consistency of the items within a test
different questions asking the same thing
Most frequently used assessment procedure?
Interviews
Behavioral coding systems
formal observational schedules. focus on frequency of specific, targeted behavioral events. can include self-monitoring
MMPI-2
most widely used psychological test
500+ statements rated by test taker as true/false for her/himself
Rorschach test
10 inkblots used to assess personality characteristics and psychopathology
Thematic Apperception Test (TAT)
a series of drawings that depict human figures in various ambiguous situations
MRI
static brain imaging.
provides clear images which can be more easily transformed into 3 dimensions
PET
dynamic brain imaging.
reflects changes in activity of the brain regions using radioactive glucose